/* 以后每个页面都可以使用 */

html,
body,
div,
p,
ul,
ol,
li,
dl,
dt,
dd,
h1,
h2,
h3,
h4,
h5,
h6,
hr,
table,
form,
tr,
th,
thead,
tfoot,
tbody,
label,
fieldset,
legend,
marquee,
iframe,
img,
input,
button,
section,
header,
nav,
footer {
    margin: 0;
    padding: 0;
}

body {
    font-size: 12px;
}

input,
button {
    outline: 0;
}

a,
u,
del,
s {
    text-decoration: none;
}

h1,
h2,
h3,
h4,
h5,
h6,
b,
strong,
i,
em,
var {
    font-weight: normal;
    font-style: normal;
}

ul,
ol,
li {
    list-style: none;
}

img {
    vertical-align: middle;
}

.noborder {
    border: 0!important;
}

.clear::after {
    content: '';
    display: block;
    clear: both;
    height: 0;
    overflow: hidden;
    visibility: hidden;
}